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<pre><span class="comment"> /****************************************************************************
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 #include &lt;QAxBindable&gt;
 #include &lt;QAxFactory&gt;
 #include &lt;QApplication&gt;
 #include &lt;QLayout&gt;
 #include &lt;QSlider&gt;
 #include &lt;QLCDNumber&gt;
 #include &lt;QLineEdit&gt;
 #include &lt;QMessageBox&gt;

 class QSimpleAX : public QWidget, public QAxBindable
 {
     Q_OBJECT
     Q_PROPERTY( QString text READ text WRITE setText )
     Q_PROPERTY( int value READ value WRITE setValue )
 public:
     QSimpleAX(QWidget *parent = 0)
     : QWidget(parent)
     {
         QVBoxLayout *vbox = new QVBoxLayout( this );

         slider = new QSlider( Qt::Horizontal, this );
         LCD = new QLCDNumber( 3, this );
         edit = new QLineEdit( this );

         connect( slider, SIGNAL( valueChanged( int ) ), this, SLOT( setValue(int) ) );
         connect( edit, SIGNAL(textChanged(const QString&amp;)), this, SLOT(setText(const QString&amp;)) );

         vbox-&gt;addWidget( slider );
         vbox-&gt;addWidget( LCD );
         vbox-&gt;addWidget( edit );
     }

     QString text() const
     {
         return edit-&gt;text();
     }
     int value() const
     {
         return slider-&gt;value();
     }

 signals:
     void someSignal();
     void valueChanged(int);
     void textChanged(const QString&amp;);

 public slots:
     void setText( const QString &amp;string )
     {
         if ( !requestPropertyChange( &quot;text&quot; ) )
             return;

         edit-&gt;blockSignals( true );
         edit-&gt;setText( string );
         edit-&gt;blockSignals( false );
         emit someSignal();
         emit textChanged( string );

         propertyChanged( &quot;text&quot; );
     }
     void about()
     {
         QMessageBox::information( this, &quot;About QSimpleAX&quot;, &quot;This is a Qt widget, and this slot has been\n&quot;
                                                           &quot;called through ActiveX/OLE automation!&quot; );
     }
     void setValue( int i )
     {
         if ( !requestPropertyChange( &quot;value&quot; ) )
             return;
         slider-&gt;blockSignals( true );
         slider-&gt;setValue( i );
         slider-&gt;blockSignals( false );
         LCD-&gt;display( i );
         emit valueChanged( i );

         propertyChanged( &quot;value&quot; );
     }

 private:
     QSlider *slider;
     QLCDNumber *LCD;
     QLineEdit *edit;
 };

 #include &quot;main.moc&quot;

 QAXFACTORY_DEFAULT(QSimpleAX,
            &quot;{DF16845C-92CD-4AAB-A982-EB9840E74669}&quot;,
            &quot;{616F620B-91C5-4410-A74E-6B81C76FFFE0}&quot;,
            &quot;{E1816BBA-BF5D-4A31-9855-D6BA432055FF}&quot;,
            &quot;{EC08F8FC-2754-47AB-8EFE-56A54057F34E}&quot;,
            &quot;{A095BA0C-224F-4933-A458-2DD7F6B85D8F}&quot;)</pre>
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